{"product_id":"24-color-classic-test-card","title":"24 Color Classic Test Card","description":"\u003cp\u003e\u003cspan\u003eDate first listed:10\/Jan.\/2026.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e1.\u003c\/span\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003eProduct Description\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"MsoTableGrid\" border=\"1\" cellspacing=\"0\" style=\"width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"568\" valign=\"top\" colspan=\"4\" style=\"width: 99.9289%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eProduct Properties\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"124\" valign=\"top\" style=\"width: 22.0484%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eProduct Name\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"175\" valign=\"top\" style=\"width: 31.1166%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e24 Color Classic Test Card\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"96\" valign=\"top\" style=\"width: 17.0697%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"173\" valign=\"top\" style=\"width: 29.6942%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eDFOPTIX\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"124\" valign=\"top\" style=\"width: 22.0484%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"175\" valign=\"top\" style=\"width: 31.1166%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eDF-CC-005\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"96\" valign=\"top\" style=\"width: 17.0697%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eMaterial\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"173\" valign=\"top\" style=\"width: 29.6942%;\"\u003e\n\u003cdiv class=\"product-custom-attributes-item\"\u003e\u003cspan class=\"product-custom-attributes-value\"\u003ePremium Photo Paper+PVC\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"124\" valign=\"top\" style=\"width: 22.0484%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan class=\"15\"\u003eManufacturing Process\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"175\" valign=\"top\" style=\"width: 31.1166%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003eHigh-Precision Spraying\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"96\" valign=\"top\" style=\"width: 17.0697%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eSize\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"173\" valign=\"top\" style=\"width: 29.6942%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e109*63.5mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"568\" valign=\"top\" colspan=\"4\" style=\"width: 99.9289%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eTrading Properties\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"124\" valign=\"top\" style=\"width: 22.0484%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003ePackaging Details\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"175\" valign=\"top\" style=\"width: 31.1166%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e150\u003c\/span\u003e\u003cspan\u003ex150\u003c\/span\u003e\u003cspan\u003ex80mm\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"96\" valign=\"top\" style=\"width: 17.0697%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003eDelivery Time\u003c\/span\u003e\u003c\/b\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"173\" valign=\"top\" style=\"width: 29.6942%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003e5-8work days\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"124\" valign=\"top\" style=\"width: 22.0484%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e\u003cspan\u003ePayment Te\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e\u003cspan style=\"font-family: Arial;\"\u003erm\u003c\/span\u003e\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003es\u003c\/span\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd width=\"444\" valign=\"top\" colspan=\"3\" style=\"width: 77.8805%;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan\u003eT\/T\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan\u003eAs a professional color management tool, 24 color cards are mainly used for camera color calibration, image color restoration, and visual system color consistency testing. They are widely used in fields such as machine vision, photographic imaging, industrial inspection, printing, scientific research, and image algorithm research.  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe 24 color blocks on the color chart cover gray levels from deep to light and common high saturation colors. The back is labeled with the name and number of each color block, forming a complete color reference database. Its core working principle is based on color space conversion: after the camera captures a scene containing a color card, the post-processing software calculates the color characteristics of the current camera system (including lens, sensor, and image processing algorithm) by comparing the difference between the measured color card color and the standard reference value, and generates a camera configuration file for correcting other photos taken under the same lighting conditions. This correction not only includes white balance, but also more subtle color characteristics such as color saturation and hue shift.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eCompared to traditional white balance cards, the advantage of the 24 color card lies in its comprehensive color correction capability. The white balance card can only calibrate neutral colors, while the 24 color card can correct deviations in the entire color space, making it particularly suitable for scenes that require high-precision color reproduction such as product photography, art remakes, or commercial photography.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eApplication Direction:\u003c\/strong\u003eColor calibration, exposure adjustment, color consistency, white balance calibration, and color management benchmark comparison\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003e3.Calibration services\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe have professional and experienced engineers, equipped with professional equipment, production lines and testing equipment, and can customize 24-color cards of different specifications and combinations according to different customer application scenarios, environments and needs.\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003e\u003cstrong\u003e 4.Product Packaging\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0804\/4678\/3511\/files\/packing.jpg?v=1784290717\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cdiv align=\"center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp class=\"p\"\u003e \u003c\/p\u003e","brand":"DFOPTIX Store","offers":[{"title":"Premium Photo Paper+PVC","offer_id":45309695623191,"sku":null,"price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0804\/4678\/3511\/files\/24sk.jpg?v=1784292894","url":"https:\/\/dfstore.net\/products\/24-color-classic-test-card","provider":"DFOPTIX Store","version":"1.0","type":"link"}